diff -r c160bf9f18ef -r 580af8cf2f6a lemon/glpk.h
--- a/lemon/glpk.h	Thu Nov 05 10:01:02 2009 +0100
+++ b/lemon/glpk.h	Thu Nov 05 10:23:16 2009 +0100
@@ -54,6 +54,7 @@
 
     virtual int _addCol();
     virtual int _addRow();
+    virtual int _addRow(Value l, ExprIterator b, ExprIterator e, Value u);
 
     virtual void _eraseCol(int i);
     virtual void _eraseRow(int i);